<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <title>Hello World!</title>
    <link rel="stylesheet" href="index.css">
  </head>
  <body>
    <div id="border">
      <h1>文件拖动</h1>
    </div>

    <div id="files-border">
      <div></div>
    </div>
    <script src="./js/randen.js"></script>
  </body>
</html>
